OpenTechnical

OT-2026-000098509

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000098509) never changes.

Identity and time

Publication numberOT-2026-000098509 · never reused
Internal UUID01a0aea1-e966-7553-9ff1-651762e41793 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098509
StatusPUBLIC

Content hashes

Canonical textdfa5c2e7a4f75040fa44bbe3c198081ebb35553c0ffd87ec4e7e34a24ad49685
Markdown7bd3cbfd3e253a52c3ab9baa60610720eb197b06b575ad873996bc3644ceaeb5
PDF
Publication page0753471d8279a10ea53d121e09b6db23777f7f05a3b902df0840a1f56a61d01a
Manifest208b79d1f95d5235b43f6c1753e8c0a0fd4af189bfb7153e258b7986f5c7549e

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturepvQQr3rp3rbaeppwCADASLAe44DwtXhv6rwQOf/4LEFIehEEhOGaX+JsecFlBOKQmisAyGzvqiNG2DavGqD4Aw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:32:22.377783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098509
observed 0753471d8279a10ea53d121e09b6db23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:22.358950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098509/manifest.json
observed 208b79d1f95d5235b43f6c1753e8c0a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:22.342331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098509/publication.md
observed 7bd3cbfd3e253a52c3ab9baa60610720...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:22.323060ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098509/publication.txt
observed dfa5c2e7a4f75040fa44bbe3c198081e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.